Another way of putting it:
Is this buy signal on 4hr Chart a #trap?
CONSTRUCT: Using 3 MACD's based on sources H, L, & C
When any Signal & MACD begin <0 (OP range).
When all <0 (CL range) = red box + all Histogram in range must be red, & vice versa = green box.
NOT ADVICE. DYOR.